Basic information
- CAS
84280-28-4- Standard SMILES
CC(=O)N[C@H]1[C@H](O[C@@H]2[C@@H](O)[C@H](O)O[C@H](CO)[C@@H]2O[C@@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)O[C@H](CO)[C@@H](O[C@@H]2O[C@H](CO)[C@H](O)[C@H](O[C@]3(C(=O)O)C[C@H](O)[C@@H](NC(C)=O)[C@H]([C@H](O)[C@H](O)CO)O3)[C@H]2O)[C@@H]1O- InChIKey
JTFSWAXKFBZNJE-IXANPYFWSA-N- Molecular formula
- C37H62N2O29
- Average molar mass
- 998.9 g/mol
- Monoisotopic mass
- 998.34382394
Overview
Alpha-Neup5Ac-(2->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->3)-[beta-D-Glcp-(1->4)]-beta-D-Galp is an amino pentasaccharide consisting of beta-D-galactose at the reducing end having a beta-D-glucosyl residue at the 4-position and an N-acetyl-alpha-neuraminyl-(23)-beta-D-galactosyl-(14)-N-acetyl-beta-D-glucosyl moiety at the 3-position. It is a glucosamine oligosaccharide and an amino pentasaccharide.
Names & identifiers
- Preferred name
- beta-D-Galactopyranose, O-(N-acetyl-alpha-neuraminosyl)-(2->3)-O-beta-D-galactopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-beta-D-glucopyranosyl-(1->3)-O-(beta-D-glucopyranosyl-(1->4))-
- IUPAC
- (2S,4S,5R,6R)-5-acetamido-2-[(2S,3R,4S,5S,6R)-2-[(2R,3S,4R,5R,6S)-5-acetamido-6-[(2R,3R,4R,5S,6R)-2,3-dihydroxy-6-(hydroxymethyl)-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-4-yl]oxy-4-hydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-3,5-dihydroxy-6-(hydroxymethyl)oxan-4-yl]oxy-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid
- English name
- streptococcal polysaccharide Ia group B
- Molecular formula
- C37H62N2O29
- Molecular weight
- 998.88418
Names & synonyms
84280-28-4DTXSID201099442RefChem:917054GlyTouCan:G88028XSDTXCID001531177G88028XSbeta-D-Galactopyranose, O-(N-acetyl-alpha-neuraminosyl)-(2->3)-O-beta-D-galactopyranosyl-(1->4)-O-2-(acetylamino)-2-deoxy-beta-D-glucopyranosyl-(1->3)-O-(beta-D-glucopyranosyl-(1->4))-CHEBI:61712alpha-Neup5Ac-(2->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->3)-[beta-D-Glcp-(1->4)]-beta-D-Galp5-acetamido-3,5-dideoxy-D-glycero-alpha-D-galacto-non-2-ulonosyl-(2->3)-beta-D-galactosyl-(1->4)-2-acetamido-2-deoxy-beta-D-glucosyl-(1->3)-[beta-D-glucosyl-(1->4)]-beta-D-galactose5-acetamido-3,5-dideoxy-D-glycero-alpha-D-galacto-non-2-ulopyranonosyl-(2->3)-beta-D-galactopyranosyl-(1->4)-2-acetamido-2-deoxy-beta-D-glucopyranosyl-(1->3)-[beta-D-glucopyranosyl-(1->4)]-beta-D-galactopyranosealpha-Neu5Ac-(2->3)-beta-D-Gal-(1->4)-beta-D-GlcNAc-(1->3)-[beta-D-Glc-(1->4)]-beta-D-Gal
Properties
Computed structural properties
- XLogP
- -10.9
- Topological polar surface area
- 502 Ų
- Hydrogen bond donors
- 19
- Hydrogen bond acceptors
- 29
- Rotatable bonds
- 18
- Heavy atoms
- 68
- Formal charge
- 0
- Complexity
- 1,660
Physicochemical properties
- Boiling point
- 1446.6 · 1446.6±65.0 °C(Predicted)
- Density
- 1.77 · 1.77±0.1 g/cm3(Predicted)
- pka
- 1.92 · 1.92±0.70(Predicted)
Chemistry & industry
Additional notes
DefinitionChEBI: Alpha-Neup5Ac-(2->3)-beta-D-Galp-(1->4)-beta-D-GlcpNAc-(1->3)-[beta-D-Glcp-(1->4)]-beta-D-Galp is an amino pentasaccharide consisting of beta-D-galactose at the reducing end having a beta-D-glucosyl residue at the 4-position and an N-acetyl-alpha-neuraminyl-(2->3)-beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosyl moiety at the 3-position. It is an amino pentasaccharide and a glucosamine oligosaccharide.
Related reactions
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Compound notes
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